You may use defense mechanisms to help protect you from stress, but they can be both helpful and harmful. Recognizing defense ...

Viruses insert “transposable elements” into the genetic material of host cells to replicate. While cells’ defense mechanisms have learned to silence most of these viral insertions, a few “jumping ...

When a rhinovirus, the most frequent cause of the common cold, infects the lining of our nasal passages, our cells work ...

Ever had an itchy nose or, worse, an unreachable spot on your back that drives you mad? Now imagine an itch that refuses to go away, no matter how hard or long you scratch. That persistent itch, or ...